Comparison

Zxbase vs KK Notes

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Zxbase

This app provides a secure, open-source personal vault for managing passwords and sensitive information. It encrypts and syncs data directly between your devices, ensuring privacy and control without cloud reliance.

Highlights
  • Peer-to-peer device syncing
  • End-to-end encryption
  • Password generation
  • Organize all secrets
  • No cloud reliance
  • No registration required
Features
Read full description

Personal peer-to-peer vault. Zxbase is a free, open-source personal vault replacing legacy password managers and cloud solutions. Encrypts and syncs all your mobile and desktop devices peer-to-peer. With Zxbase - short for Zero Exposure Base - you build your personal vault by pairing your own devices. The data is transferred directly between devices (peer-to-peer) and never through the cloud. All communication is encrypted point-to-point. Encryption keys are never available to the Zxbase service. Zxbase doesn’t collect PII (Personally Identifiable Information) about its users. It only knows the Zxbase Identity Key, consisting of a public key and a unique identifier. • • • ORGANIZE SECRETS • Organize all your secrets in one place. • Create strong, unique passwords. AVAILABLE EVERYWHERE • Sync between all your mobile and desktop devices. • Fully control data residency. STAY PRIVATE • No registration required. • Synchronize devices directly. RECOVER FASTER • Isolate a lost device in seconds. • • • Support: https://zxbase.com/support/ Privacy Policy: https://zxbase.com/pages/privacy_policy/ Terms of Service: https://zxbase.com/pages/terms_of_service/

About

KK Notes

Features
Read full description

KK Notes is a simple, fast AI note-taking app for capturing ideas, creating checklists, managing to-do lists, and writing together. Take notes in seconds, organize your thoughts, and use the built-in AI writing assistant to summarize, rewrite, expand, or turn ideas into actionable tasks. CAPTURE NOTES YOUR WAY • Write quick notes, ideas, and longer drafts • Format text with bold, italic, quotes, and links • Create checklists and to-do lists inside any note • Organize notes with custom categories WRITE AND THINK WITH AI Mini AI works directly inside every note, so you can improve your writing without switching apps. • Ask AI questions about your note • Summarize long notes instantly • Rewrite and improve selected text • Expand ideas or generate new content • Turn notes into tasks and checklists • Add AI responses directly to your note SHARE AND EDIT NOTES TOGETHER Invite another person with a single-use invite code and collaborate on the same note. • Edit shared notes together in real time • See who has access to each note • Remove collaborators or leave a shared note • Keep changes synchronized automatically STAY ORGANIZED • Keep today’s note front and center • Search across all your notes instantly • Filter notes by category • Protect private notes with a PIN • Find shared notes at a glance PRO PLAN Upgrade to KK Notes Pro for: • Unlimited notes • More AI credits every billing cycle • Weekly and monthly subscription options PRIVACY FIRST Start using KK Notes without creating an account. An email address and display name are only required if you choose to share and collaborate on notes. We don’t sell your data or use your notes for advertising. You can permanently delete your account and associated data from inside the app. KK Notes is made for people who think better when they write.

Screenshots

Zxbase4 screens
KK Notes4 screens

Verdict

The call

The clearest difference is in-app purchases: Zxbase at none against KK Notes's 2. Zxbase also leads on device support (4 vs 2). KK Notes's advantage is update cadence (weekly vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KK Notes sells 2 in-app purchases, starting at $0.99 per 7 days. Zxbase asks for nothing beyond the download.

UpkeepUpdate frequency

Zxbase ships an update every 2 months, KK Notes weekly. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 6 level
Zxbase versus KK Notes: the parameters behind the verdict, then further details
ParameterZxbaseKK Notes
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size34 MB40 MB
Age rating4+4+
DeveloperZxbase, LLCAlpay Ergul

In-app purchases

None

Zxbase

No in-app purchases

2 purchases

KK Notes

Subscriptions2
  • KK Notes Pro Weekly$0.997 Days
  • KK Notes Pro Monthly$3.991 Month

Questions

Is Zxbase free?
Zxbase is free to download, with no in-app purchases.
Is KK Notes free?
KK Notes is free to download, with in-app purchases available.
Do Zxbase or KK Notes have ads?
Neither Zxbase nor KK Notes shows ads.
Which is updated more often, Zxbase or KK Notes?
Zxbase ships an update every 2 months, and KK Notes weekly. Most recently, Zxbase was updated on September 24, 2026 and KK Notes on September 10, 2026.

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